Favourite: Remember to use the letter 'u'.

Their: "They went and picked up their shopping from the supermarket"

Know: If it go's with knowledge then it is know.

Challenging:Sound it out. "CH" "ALL" "ENG" "ING"

Height: Silent "E".

Minutes: The "T" go's before the the "E".

Board: Put the "R" at the back and the "O" and "A" after "B"

Nuclear: Put "NU" first the put "CLEAR" Sound it out NU CLEAR.

Score: The "C" goes at the beginning

Destroy: Sound it out "des" "troy"

Evidence: Sound it out "ev" "i" "den" "ce"